diff --git a/collects/framework/private/scheme.rkt b/collects/framework/private/scheme.rkt
index 72f0382f11..be69a203af 100644
--- a/collects/framework/private/scheme.rkt
+++ b/collects/framework/private/scheme.rkt
@@ -604,6 +604,7 @@
               [(not contains)
                ;; Something went wrong matching. Should we get here?
                (do-indent 0)]
+              #;  ;; disable this to accomodate PLAI programs; return to this when a #lang capability is set up.
               [(curley-brace-sexp?)
                ;; when we are directly inside an sexp that uses {}s,
                ;; we indent in a more C-like fashion (to help Scribble)